Home / 82,801.28-114,265.80-45,075.68

Finding the Fourth Proportional to 82,801.28, 114,265.80 and 45,075.68

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Solution

The fourth proportional to 82,801.28, 114,265.80 and 45,075.68 is: 62,204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,801.28 : 114,265.80 = 45,075.68 : x
  2. Step 2: Convert to fraction form
    82,801.28/114,265.80 = 45,075.68/x
  3. Step 3: Cross multiply
    82,801.28x = 114,265.80 × 45,075.68
  4. Step 4: Simplify right side
    82,801.28x = 5,150,608,635.74
  5. Step 5: Solve for x
    x = 5,150,608,635.74/82,801.28
  6. Step 6: Final answer
    x = 62,204.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.